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What are the 8 energy stores? - 🧠 ANSWER ✔✔Thermal, kinetic,
gravitational potential, elastic potential, chemical, magnetic, electrostatic,
nuclear
What is an open system? - 🧠 ANSWER ✔✔A system that can exchange
both energy and matter with its surroundings.
What is a closed system? - 🧠 ANSWER ✔✔A system that cannot exchange
energy or matter with its surroundings.
What are the 2 ways work can be done and what are they? - 🧠 ANSWER
✔✔Mechanically - force to move an object
Electronically - when current flows
What is the law of conservation of energy? - 🧠 ANSWER ✔✔Energy cannot
be created or destroyed, only transferred from one store to another.
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, What is kinetic energy? - 🧠 ANSWER ✔✔The energy possessed by an
object due to its motion.
As an object's mass increases what happens to its kinetic energy? - 🧠
ANSWER ✔✔It's kinetic energy increases
As an object's speed increases what happens to its kinetic energy? - 🧠
ANSWER ✔✔Its kinetic energy increases
What is gravity? - 🧠 ANSWER ✔✔The force of attraction between two
objects with mass.
What is gravity dependent on? - 🧠 ANSWER ✔✔Mass and the distance in
between them
What is a gravitational field? - 🧠 ANSWER ✔✔A field of influence on nearby
objects.
What is gravitational field strength? - 🧠 ANSWER ✔✔The strength of the
gravitational field.
What is the gravitational field strength on Earth? - 🧠 ANSWER ✔✔9.8 N/kg
What is the gravitational field strength on the Moon? - 🧠 ANSWER ✔✔1.6
N/kg
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